package org.example.simple;


import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

public class ProducerDemo {
    public static void main(String[] args) throws IOException, TimeoutException {
        //1.建立连接
        ConnectionFactory connectionFactory=new ConnectionFactory();
        connectionFactory.setHost("120.55.114.5");
        connectionFactory.setPort(5672);//需要提前开放
        connectionFactory.setUsername("study");
        connectionFactory.setPassword("study");
        connectionFactory.setVirtualHost("bite");
        //获取连接
        Connection connection = connectionFactory.newConnection();
        //2.开启信道
        Channel channel=connection.createChannel();
        //3. 声明交换机   使用内置的交换机
        //4. 声明队列
        /**
         * queueDeclare(String queue, boolean durable, boolean exclusive, boolean autoDelete,
         *                                  Map<String, Object> arguments)
         *  参数说明:
         *  queue: 队列名称
         *  durable: 可持久化
         *  exclusive: 是否独占
         *  autoDelete: 是否自动删除
         *  arguments: 参数
         */
        channel.queueDeclare("hello",true,false,false,null);
        //5. 发送消息
        /**
         * basicPublish(String exchange, String routingKey, BasicProperties props, byte[] body)
         * 参数说明:
         * exchange: 交换机名称
         * routingKey: 内置交换机, routingkey和队列名称保持一致
         * props: 属性配置
         * body: 消息
         */
        for (int i = 0; i < 10; i++){
            String msg="hello rabbitmq~"+i;
            channel.basicPublish("","hello",null,msg.getBytes());
        }
        System.out.println("消息发送成功~");
        channel.close();
        connection.close();
    }
}
